X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/43b2cccb4b6578afa43b25f4dd15d3d29d89bafd..babc97583e1280ac0992ca8e3dbd7604e2d3963b:/utils/glcanvas/samples/isosurf/isosurf.cpp

diff --git a/utils/glcanvas/samples/isosurf/isosurf.cpp b/utils/glcanvas/samples/isosurf/isosurf.cpp
deleted file mode 100644
index bc5615f81f..0000000000
--- a/utils/glcanvas/samples/isosurf/isosurf.cpp
+++ /dev/null
@@ -1,412 +0,0 @@
-/////////////////////////////////////////////////////////////////////////////
-// Name:        isosurf.cpp
-// Purpose:     wxGLCanvas demo program
-// Author:      Brian Paul (original gltk version), Wolfram Gloger
-// Modified by: Julian Smart
-// Created:     04/01/98
-// RCS-ID:      $Id$
-// Copyright:   (c) Julian Smart
-// Licence:   	wxWindows licence
-/////////////////////////////////////////////////////////////////////////////
-
-#ifdef __GNUG__
-#pragma implementation
-#pragma interface
-#endif
-
-// For compilers that support precompilation, includes "wx.h".
-#include "wx/wxprec.h"
-
-#ifdef __BORLANDC__
-#pragma hdrstop
-#endif
-
-#ifndef WX_PRECOMP
-#include "wx/wx.h"
-#endif
-
-#include "wx/timer.h"
-#include "glcanvas.h"
-
-#include <GL/gl.h>
-#include <GL/glu.h>
-
-#include "isosurf.h"
-
-// The following part is taken largely unchanged from the original C Version
-
-#include <math.h>
-
-GLboolean speed_test = GL_FALSE;
-GLboolean use_vertex_arrays = GL_FALSE;
-
-GLboolean doubleBuffer = GL_TRUE;
-
-GLboolean smooth = GL_TRUE;
-GLboolean lighting = GL_TRUE;
-
-
-#define MAXVERTS 10000
-
-static GLfloat verts[MAXVERTS][3];
-static GLfloat norms[MAXVERTS][3];
-static GLint numverts;
-
-static GLfloat xrot;
-static GLfloat yrot;
-
-
-static void read_surface( char *filename )
-{
-   FILE *f;
-
-   f = fopen(filename,"r");
-   if (!f) {
-      wxString msg("Couldn't read ");
-      msg += filename;
-      wxMessageBox(msg);
-      return;
-   }
-
-   numverts = 0;
-   while (!feof(f) && numverts<MAXVERTS) {
-      fscanf( f, "%f %f %f  %f %f %f",
-	      &verts[numverts][0], &verts[numverts][1], &verts[numverts][2],
-	      &norms[numverts][0], &norms[numverts][1], &norms[numverts][2] );
-      numverts++;
-   }
-   numverts--;
-
-   printf("%d vertices, %d triangles\n", numverts, numverts-2);
-   fclose(f);
-}
-
-
-static void draw_surface( void )
-{
-   GLint i;
-
-#ifdef GL_EXT_vertex_array
-   if (use_vertex_arrays) {
-      glDrawArraysEXT( GL_TRIANGLE_STRIP, 0, numverts );
-   }
-   else {
-#endif
-      glBegin( GL_TRIANGLE_STRIP );
-      for (i=0;i<numverts;i++) {
-         glNormal3fv( norms[i] );
-         glVertex3fv( verts[i] );
-      }
-      glEnd();
-#ifdef GL_EXT_vertex_array
-   }
-#endif
-}
-
-
-static void draw1(void)
-{
-    glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
-    glPushMatrix();
-    glRotatef( yrot, 0.0, 1.0, 0.0 );
-    glRotatef( xrot, 1.0, 0.0, 0.0 );
-
-    draw_surface();
-
-    glPopMatrix();
-
-    glFlush();
-}
-
-
-static void InitMaterials(void)
-{
-    static float ambient[] = {0.1, 0.1, 0.1, 1.0};
-    static float diffuse[] = {0.5, 1.0, 1.0, 1.0};
-    static float position0[] = {0.0, 0.0, 20.0, 0.0};
-    static float position1[] = {0.0, 0.0, -20.0, 0.0};
-    static float front_mat_shininess[] = {60.0};
-    static float front_mat_specular[] = {0.2, 0.2, 0.2, 1.0};
-    static float front_mat_diffuse[] = {0.5, 0.28, 0.38, 1.0};
-    /*
-    static float back_mat_shininess[] = {60.0};
-    static float back_mat_specular[] = {0.5, 0.5, 0.2, 1.0};
-    static float back_mat_diffuse[] = {1.0, 1.0, 0.2, 1.0};
-    */
-    static float lmodel_ambient[] = {1.0, 1.0, 1.0, 1.0};
-    static float lmodel_twoside[] = {GL_FALSE};
-
-    glLightfv(GL_LIGHT0, GL_AMBIENT, ambient);
-    glLightfv(GL_LIGHT0, GL_DIFFUSE, diffuse);
-    glLightfv(GL_LIGHT0, GL_POSITION, position0);
-    glEnable(GL_LIGHT0);
-    
-    glLightfv(GL_LIGHT1, GL_AMBIENT, ambient);
-    glLightfv(GL_LIGHT1, GL_DIFFUSE, diffuse);
-    glLightfv(GL_LIGHT1, GL_POSITION, position1);
-    glEnable(GL_LIGHT1);
-    
-    glLightModelfv(GL_LIGHT_MODEL_AMBIENT, lmodel_ambient);
-    glLightModelfv(GL_LIGHT_MODEL_TWO_SIDE, lmodel_twoside);
-    glEnable(GL_LIGHTING);
-
-    glMaterialfv(GL_FRONT_AND_BACK, GL_SHININESS, front_mat_shininess);
-    glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, front_mat_specular);
-    glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, front_mat_diffuse);
-}
-
-
-static void Init(void)
-{
-   glClearColor(0.0, 0.0, 0.0, 0.0);
-
-   glShadeModel(GL_SMOOTH);
-   glEnable(GL_DEPTH_TEST);
-
-   InitMaterials();
-
-   glMatrixMode(GL_PROJECTION);
-   glLoadIdentity();
-   glFrustum( -1.0, 1.0, -1.0, 1.0, 5, 25 );
-
-   glMatrixMode(GL_MODELVIEW);
-   glLoadIdentity();
-   glTranslatef( 0.0, 0.0, -6.0 );
-
-#ifdef GL_EXT_vertex_array
-   if (use_vertex_arrays) {
-      glVertexPointerEXT( 3, GL_FLOAT, 0, numverts, verts );
-      glNormalPointerEXT( GL_FLOAT, 0, numverts, norms );
-      glEnable( GL_VERTEX_ARRAY_EXT );
-      glEnable( GL_NORMAL_ARRAY_EXT );
-   }
-#endif
-}
-
-
-static void Reshape(int width, int height)
-{
-  glViewport(0, 0, (GLint)width, (GLint)height);
-}
-
-
-static GLenum Args(int argc, char **argv)
-{
-   GLint i;
-
-   for (i = 1; i < argc; i++) {
-      if (strcmp(argv[i], "-sb") == 0) {
-         doubleBuffer = GL_FALSE;
-      }
-      else if (strcmp(argv[i], "-db") == 0) {
-         doubleBuffer = GL_TRUE;
-      }
-      else if (strcmp(argv[i], "-speed") == 0) {
-         speed_test = GL_TRUE;
-         doubleBuffer = GL_TRUE;
-      }
-      else if (strcmp(argv[i], "-va") == 0) {
-         use_vertex_arrays = GL_TRUE;
-      }
-      else {
-         wxString msg("Bad option: ");
-         msg += argv[i];
-         wxMessageBox(msg);
-         return GL_FALSE;
-      }
-   }
-
-   return GL_TRUE;
-}
-
-// The following part was written for wxWindows 1.66
-MyFrame *frame = NULL;
-
-IMPLEMENT_APP(MyApp)
-
-// `Main program' equivalent, creating windows and returning main app frame
-bool MyApp::OnInit(void)
-{
-  Args(argc, argv);
-
-  // Create the main frame window
-  frame = new MyFrame(NULL, "Isosurf GL Sample", wxPoint(50, 50), wxSize(200, 200));
-
-  // Give it an icon
-  frame->SetIcon(wxIcon("mondrian"));
-
-  // Make a menubar
-  wxMenu *fileMenu = new wxMenu;
-
-  fileMenu->Append(wxID_EXIT, "E&xit");
-  wxMenuBar *menuBar = new wxMenuBar;
-  menuBar->Append(fileMenu, "&File");
-  frame->SetMenuBar(menuBar);
-
-  // Make a TestGLCanvas
-
-  // JACS
-#ifdef __WXMSW__
-  int *gl_attrib = NULL;
-#else
-  int gl_attrib[20] = { GLX_RGBA, GLX_RED_SIZE, 1, GLX_GREEN_SIZE, 1,
-			GLX_BLUE_SIZE, 1, GLX_DEPTH_SIZE, 1,
-			GLX_DOUBLEBUFFER, None };
-#endif
-
-  if(!doubleBuffer)
-   {
-      printf("don't have double buffer, disabling\n");
-#ifdef __WXGTK__
-      gl_attrib[9] = None;
-#endif
-      doubleBuffer = GL_FALSE;
-  }
-  frame->m_canvas = new TestGLCanvas(frame, -1, wxPoint(0, 0), wxSize(200, 200), 0, "TestGLCanvas",
-				   gl_attrib);
-
-  // Show the frame
-  frame->Show(TRUE);
-
-  frame->m_canvas->SetCurrent();
-  read_surface( "isosurf.dat" );
-
-  Init();
-
-  return TRUE;
-}
-
-BEGIN_EVENT_TABLE(MyFrame, wxFrame)
-    EVT_MENU(wxID_EXIT, MyFrame::OnExit)
-END_EVENT_TABLE()
-
-// My frame constructor
-MyFrame::MyFrame(wxFrame *frame, const wxString& title, const wxPoint& pos,
-    const wxSize& size, long style):
-  wxFrame(frame, -1, title, pos, size, style)
-{
-    m_canvas = NULL;
-}
-
-// Intercept menu commands
-void MyFrame::OnExit(wxCommandEvent& event)
-{
-    Destroy();
-}
-
-/*
- * TestGLCanvas implementation
- */
-
-BEGIN_EVENT_TABLE(TestGLCanvas, wxGLCanvas)
-    EVT_SIZE(TestGLCanvas::OnSize)
-    EVT_PAINT(TestGLCanvas::OnPaint)
-    EVT_CHAR(TestGLCanvas::OnChar)
-    EVT_MOUSE_EVENTS(TestGLCanvas::OnMouseEvent)
-    EVT_ERASE_BACKGROUND(TestGLCanvas::OnEraseBackground)
-END_EVENT_TABLE()
-
-TestGLCanvas::TestGLCanvas(wxWindow *parent, wxWindowID id,
-    const wxPoint& pos, const wxSize& size, long style, const wxString& name, int* gl_attrib):
-  wxGLCanvas(parent, id, pos, size, style, name, gl_attrib)
-{
-   parent->Show(TRUE);
-   SetCurrent();
-   /* Make sure server supports the vertex array extension */
-   char* extensions = (char *) glGetString( GL_EXTENSIONS );
-   if (!extensions || !strstr( extensions, "GL_EXT_vertex_array" )) {
-      use_vertex_arrays = GL_FALSE;
-   }
-}
-
-
-TestGLCanvas::~TestGLCanvas(void)
-{
-}
-
-void TestGLCanvas::OnPaint( wxPaintEvent& event )
-{
-    // This is a dummy, to avoid an endless succession of paint messages.
-    // OnPaint handlers must always create a wxPaintDC.
-    wxPaintDC dc(this);
-
-    draw1();
-    SwapBuffers();
-}
-
-void TestGLCanvas::OnSize(wxSizeEvent& event)
-{
-    SetCurrent();
-    int width, height;
-    GetClientSize(& width, & height);
-    Reshape(width, height);
-}
-
-void TestGLCanvas::OnChar(wxKeyEvent& event)
-{
-    switch(event.KeyCode()) {
-    case WXK_ESCAPE:
-	exit(0);
-    case WXK_LEFT:
-	yrot -= 15.0;
-	break;
-    case WXK_RIGHT:
-	yrot += 15.0;
-	break;
-    case WXK_UP:
-	xrot += 15.0;
-	break;
-    case WXK_DOWN:
-	xrot -= 15.0;
-	break;
-    case 's': case 'S':
-	smooth = !smooth;
-	if (smooth) {
-	    glShadeModel(GL_SMOOTH);
-	} else {
-	    glShadeModel(GL_FLAT);
-	}
-	break;
-    case 'l': case 'L':
-	lighting = !lighting;
-	if (lighting) {
-	    glEnable(GL_LIGHTING);
-	} else {
-	    glDisable(GL_LIGHTING);
-	}
-	break;
-     default:
-      {
-        event.Skip();
-	return;
-      }
-    }
-
-    Refresh(FALSE);
-}
-
-void TestGLCanvas::OnMouseEvent(wxMouseEvent& event)
-{
-    static int dragging = 0;
-    static float last_x, last_y;
-
-    //printf("%f %f %d\n", event.GetX(), event.GetY(), (int)event.LeftIsDown());
-    if(event.LeftIsDown()) {
-	if(!dragging) {
-	    dragging = 1;
-	} else {
-	    yrot += (event.GetX() - last_x)*1.0;
-	    xrot += (event.GetY() - last_y)*1.0;
-	    Refresh(FALSE);
-	}
-	last_x = event.GetX();
-	last_y = event.GetY();
-    } else
-	dragging = 0;
-}
-
-void TestGLCanvas::OnEraseBackground(wxEraseEvent& event)
-{
-    // Do nothing, to avoid flashing.
-}
-